/* v3_crld.c */

 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL

  * project 1999.

  */

 /* ====================================================================

  * Copyright (c) 1999 The OpenSSL Project.  All rights reserved.

  *

  * Redistribution and use in source and binary forms, with or without

  * modification, are permitted provided that the following conditions

  * are met:

  *

  * 1. Redistributions of source code must retain the above copyright

  *    notice, this list of conditions and the following disclaimer. 

  *

  * 2. Redistributions in binary form must reproduce the above copyright

  *    notice, this list of conditions and the following disclaimer in

  *    the documentation and/or other materials provided with the

  *    distribution.

  *

  * 3. All advertising materials mentioning features or use of this

  *    software must display the following acknowledgment:

  *    "This product includes software developed by the OpenSSL Project

  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"

  *

  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to

  *    endorse or promote products derived from this software without

  *    prior written permission. For written permission, please contact

  *    licensing@OpenSSL.org.

  *

  * 5. Products derived from this software may not be called "OpenSSL"

  *    nor may "OpenSSL" appear in their names without prior written

  *    permission of the OpenSSL Project.

  *

  * 6. Redistributions of any form whatsoever must retain the following

  *    acknowledgment:

  *    "This product includes software developed by the OpenSSL Project

  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"

  *

  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY

  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR

  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED

  * OF THE POSSIBILITY OF SUCH DAMAGE.

  * ====================================================================

  *

  * This product includes cryptographic software written by Eric Young

  * (eay@cryptsoft.com).  This product includes software written by Tim

  * Hudson (tjh@cryptsoft.com).

  *

  */

 /*

  © Portions copyright (c) 2006 Nokia Corporation.  All rights reserved.

  */

 #include <stdio.h>

 #include "cryptlib.h"

 #include <openssl/conf.h>

 #include <openssl/asn1.h>

 #include <openssl/asn1t.h>

 #include <openssl/x509v3.h>

 #if (defined(SYMBIAN) && (defined(__WINSCW__) || defined(__WINS__)))

 #include "libcrypto_wsd_macros.h"

 #include "libcrypto_wsd.h"

 #endif

 static STACK_OF(CONF_VALUE) *i2v_crld(X509V3_EXT_METHOD *method,

 		STACK_OF(DIST_POINT) *crld, STACK_OF(CONF_VALUE) *extlist);

 static STACK_OF(DIST_POINT) *v2i_crld(X509V3_EXT_METHOD *method,

 				X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval);

 #ifndef EMULATOR

 X509V3_EXT_METHOD v3_crld = {

 NID_crl_distribution_points, X509V3_EXT_MULTILINE, ASN1_ITEM_ref(CRL_DIST_POINTS),

 0,0,0,0,

 0,0,

 (X509V3_EXT_I2V)i2v_crld,

 (X509V3_EXT_V2I)v2i_crld,

 0,0,

 NULL

 };

 #else

 const X509V3_EXT_METHOD v3_crld = {

 NID_crl_distribution_points, X509V3_EXT_MULTILINE, ASN1_ITEM_ref(CRL_DIST_POINTS),

 0,0,0,0,

 0,0,

 (X509V3_EXT_I2V)i2v_crld,

 (X509V3_EXT_V2I)v2i_crld,

 0,0,

 NULL

 };

 #endif

 static STACK_OF(CONF_VALUE) *i2v_crld(X509V3_EXT_METHOD *method,

 			STACK_OF(DIST_POINT) *crld, STACK_OF(CONF_VALUE) *exts)

 {

 	DIST_POINT *point;

 	int i;

 	for(i = 0; i < sk_DIST_POINT_num(crld); i++) {

 		point = sk_DIST_POINT_value(crld, i);

 		if(point->distpoint) {

 			if(point->distpoint->type == 0)

 				exts = i2v_GENERAL_NAMES(NULL,

 					 point->distpoint->name.fullname, exts);

 		        else X509V3_add_value("RelativeName","<UNSUPPORTED>", &exts);

 		}

 		if(point->reasons) 

 			X509V3_add_value("reasons","<UNSUPPORTED>", &exts);

 		if(point->CRLissuer)

 			X509V3_add_value("CRLissuer","<UNSUPPORTED>", &exts);

 	}

 	return exts;

 }

 static STACK_OF(DIST_POINT) *v2i_crld(X509V3_EXT_METHOD *method,

 				X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval)

 {

 	STACK_OF(DIST_POINT) *crld = NULL;

 	GENERAL_NAMES *gens = NULL;

 	GENERAL_NAME *gen = NULL;

 	CONF_VALUE *cnf;

 	int i;

 	if(!(crld = sk_DIST_POINT_new_null())) goto merr;

 	for(i = 0; i < sk_CONF_VALUE_num(nval); i++) {

 		DIST_POINT *point;

 		cnf = sk_CONF_VALUE_value(nval, i);

 		if(!(gen = v2i_GENERAL_NAME(method, ctx, cnf))) goto err; 

 		if(!(gens = GENERAL_NAMES_new())) goto merr;

 		if(!sk_GENERAL_NAME_push(gens, gen)) goto merr;

 		gen = NULL;

 		if(!(point = DIST_POINT_new())) goto merr;

 		if(!sk_DIST_POINT_push(crld, point)) {

 			DIST_POINT_free(point);

 			goto merr;

 		}

 		if(!(point->distpoint = DIST_POINT_NAME_new())) goto merr;

 		point->distpoint->name.fullname = gens;

 		point->distpoint->type = 0;

 		gens = NULL;

 	}

 	return crld;

 	merr:

 	X509V3err(X509V3_F_V2I_CRLD,ERR_R_MALLOC_FAILURE);

 	err:

 	GENERAL_NAME_free(gen);

 	GENERAL_NAMES_free(gens);

 	sk_DIST_POINT_pop_free(crld, DIST_POINT_free);

 	return NULL;

 }

 IMPLEMENT_STACK_OF(DIST_POINT)

 IMPLEMENT_ASN1_SET_OF(DIST_POINT)

 ASN1_CHOICE(DIST_POINT_NAME) = {

 	ASN1_IMP_SEQUENCE_OF(DIST_POINT_NAME, name.fullname, GENERAL_NAME, 0),

 	ASN1_IMP_SET_OF(DIST_POINT_NAME, name.relativename, X509_NAME_ENTRY, 1)

 } ASN1_CHOICE_END(DIST_POINT_NAME)

 IMPLEMENT_ASN1_FUNCTIONS(DIST_POINT_NAME)

 ASN1_SEQUENCE(DIST_POINT) = {

 	ASN1_EXP_OPT(DIST_POINT, distpoint, DIST_POINT_NAME, 0),

 	ASN1_IMP_OPT(DIST_POINT, reasons, ASN1_BIT_STRING, 1),

 	ASN1_IMP_SEQUENCE_OF_OPT(DIST_POINT, CRLissuer, GENERAL_NAME, 2)

 } ASN1_SEQUENCE_END(DIST_POINT)

 IMPLEMENT_ASN1_FUNCTIONS(DIST_POINT)

 ASN1_ITEM_TEMPLATE(CRL_DIST_POINTS) = 

 	ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, CRLDistributionPoints, DIST_POINT)

 ASN1_ITEM_TEMPLATE_END(CRL_DIST_POINTS)

 IMPLEMENT_ASN1_FUNCTIONS(CRL_DIST_POINTS)